FIX: Refactoring the `B0FieldTransform` implementation #372


	name: Build docs

	on:
	pull_request:
	branches: [ master, 'maint/*' ]

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	permissions:
	contents: read

	jobs:
	build:
	if: "(github.repository_owner != 'nipreps') && !contains(github.event.head_commit.message, '[skip ci]')"
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Determine current branch/tag name
	run: \|
	if [[ "$GITHUB_REF" == refs/pull/* ]]; then
	CURBRANCH=${GITHUB_REF%/*}
	CURBRANCH=${CURBRANCH##*/}
	elif [[ "$GITHUB_REF" == refs/heads/* ]]; then
	CURBRANCH=${GITHUB_REF##*/}
	elif [[ "$GITHUB_REF" == refs/tags/* ]]; then
	echo "This build should not be picking up a tag, cancelling."
	exit 1
	fi

	# Remove forward slashes
	CURBRANCH=$( echo $CURBRANCH \| sed 's+/+_+g' )
	echo "Building branch/tag ${CURBRANCH:-<unkwown>}, from git ref <$GITHUB_REF>"
	echo "CURBRANCH=${CURBRANCH}" >> ${GITHUB_ENV}

	- name: Install GraphViz
	run: \|
	sudo apt-get update -y
	sudo apt-get install -y --no-install-recommends graphviz

	- name: Install dependencies
	run: \|
	pip install -r docs/requirements.txt
	pip install --no-cache-dir "setuptools ~= 45.0" "setuptools_scm[toml] >= 3.4"
	python setup.py --version

	- name: Build docs
	run: \|
	make -C docs/ SPHINXOPTS="-W" BUILDDIR="$HOME/docs" OUTDIR="${CURBRANCH:-html}" html

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